SilverTorch: Index as Model — A New Retrieval Paradigm for Recommendation Systems

Engineering20d ago

Reel Friends: Building Social Discovery that Scales to Billions

Engineers on the Facebook Reels team developed the Friend Bubbles feature, which highlights friends' Reels interactions, using a machine learning model that evolved over time. The feature requires complex engineering work to balance behaviors between iOS and Android users, who have distinct interaction patterns. Ultimately, the team discovered a key factor that enabled the feature to function seamlessly, underscoring the importance of nuanced understanding in engineering seemingly simple features.

SocialScale

1 min

SilverTorch: Index as Model — A New Retrieval Paradigm for Recommendation Systems

Reel Friends: Building Social Discovery that Scales to Billions

Migrating Data Ingestion Systems at Meta Scale